343204541 has 2 divisors, whose sum is σ = 343204542. Its totient is φ = 343204540.

The previous prime is 343204529. The next prime is 343204567. The reversal of 343204541 is 145402343.

It is an a-pointer prime, because the next prime (343204567) can be obtained adding 343204541 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 248220025 + 94984516 = 15755^2 + 9746^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343204541 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 343204541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343204501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171602270 + 171602271.

It is an arithmetic number, because the mean of its divisors is an integer number (171602271).

Almost surely, 2^343204541 is an apocalyptic number.

It is an amenable number.

343204541 is a deficient number, since it is larger than the sum of its proper divisors (1).

343204541 is an equidigital number, since it uses as much as digits as its factorization.

343204541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 343204541 is about 18525.7804423997. The cubic root of 343204541 is about 700.1391158881.

Adding to 343204541 its reverse (145402343), we get a palindrome (488606884).

The spelling of 343204541 in words is "three hundred forty-three million, two hundred four thousand, five hundred forty-one".